S. No.

NAME OF THE DRUG

SOLVENT SYSTEM*

RETENTION FACTOR

λmax (nm)

1

METHADONE

A

0.15

200

B

0.48

200

2

PAPAVERINE

A

0.91

243

3

COCAINE

A

0.44

234

4

KETAMINE

A

0.85

200

5

PHENOBARBITAL

C

0.63

200

6

CAFFEINE

A

0.74

275

7

CODEINE

A

0.25

212

B

0.43

209

8

ACETAMINOPHEN

C

0.68

246

9

DIAZEPAM

A

0.93

231

10

THEBAINE

A

0.39

285

11

HEROIN

A

0.47

206

12

METHAMPHETAMINE

B

0.31

205

13

CARBAMAZEPINE

A

0.78

286

14

NARCOTINE

A

0.87

217

15

MORPHINE

B

0.41

210

16

EPHEDRINE

B

0.36

205